Skip to main content

Table 1 Demographic and Clinical Characteristics of the Study Sample

From: Estimation of healthcare‐related charges in women with BRCA mutations and breast cancer

Variables BRCAm (n=134) BRCAwt (n=682) BRCAm vs. BRCAwt
p-value
Demographic Characteristics
Age, Mean ± SD 45.9 ± 9.4 47.1 ± 11.7 0.2575a
Age, Median ± IQR 45.0 ±12.9 45.9 ± 14.7 0.3853b
Ethnicity
 Caucasian/ White 116 (86.6%) 598 (87.5%) 0.9377c
 Non-White 10 (7.5%) 47 (6.9%)
 Unknown 8 (6.0%) 37 (5.4%)
Plan Type
 Commercial 93 (69.4%) 426 (62.5%) 0.1324c
 Medicare 6 (4.5%) 60 (8.8%)
 Medicaid 9 (6.7%) 31 (4.6%)
 Other/Unknown 26 (19.4%) 165 (24.2%)
Clinical Characteristics
Stage at diagnosis
  I 51 (38.1%) 262 (38.4%) 0.7387a
  II 51 (38.1%) 250 (36.7%)
  III 16 (11.9%) 107 (15.7%)
  IV 9 (6.7%) 34 (5.0%)
  Unknown 7 (5.2%) 29 (4.3%)
Reeptor status
  ER+/PR+/HER2- 53 (39.6%) 349 (51.2%) <0.0001a
  ER+/PR+/HER 2+ 7 (5.2%) 87 (12.8%)
  TNBC 38 (28.4%) 81 (11.9%)
  ER-/PR-/HER2+ 8 (6.0%) 40 (5.9%)
  Other/Unknown 28 (20.9%) 125 (18.3%)
Tumor histologic grade
  1 7 (5.2%) 115 (16.9%) <0.0001a
  2 51 (38.1%) 307 (45.0%)
  3 70 (52.2%) 218 (32.0%)
  Unknown 6 (4.5%) 42 (6.2%)
  1. SD Standard Deviation, IQR Interquartile Range, TNBC Triple Negative Breast Cancer (ER-/PR-/HER2-)
  2. aT-Test
  3. bWilcoxon Rank Sum Test
  4. cChi-Squared Test